CN102377249A - Sensor system integrated with wireless energy transmitting and receiving device - Google Patents
Sensor system integrated with wireless energy transmitting and receiving device Download PDFInfo
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Abstract
The invention discloses a sensor system, which comprises a sensing element, a signal processing element and a signal processing element, wherein the sensing element is used for sensing an external energy signal so as to convert the energy signal into an electric signal; the rectifier filter is used for rectifying and filtering the electric signal to obtain stable and continuous charging current; a voltage regulator that regulates the charging current to a predetermined voltage; an energy storage storing the charging current of a predetermined voltage in the form of chemical energy; and a rectifier inverter for inverting the chemical energy into energy required by the load. The sensor system of the invention utilizes the sensing and power generation performance of the sensing element to combine the sensing element and the power generation element in the using process, thereby realizing the power generation function while meeting the sensing purpose and realizing the power generation mode with energy conservation and environmental protection.
Description
Technical field
The present invention relates to sensor field, particularly, the present invention relates to the transducer that the integrated wireless energy transmits and receives device.
Background technology
Transducer is made up of senser and conversion element for experiencing specified measuring range and converting the device or the device of available signal to according to certain rules usually.Transducer is as a kind of checkout gear; Can experience measured information; And the information that can detection be experienced, be for conversion into the information output of the signal of telecommunication or other desired forms according to certain rules, to satisfy requirements such as transmission of Information, processing, storage, demonstration, record and control.It is a primary link of realizing detection automatically and automatic control.
At present; Transducer is photoelectricity, vibration, piezoelectricity etc. for example, and all very extensive in the application of the every field of mankind's activity, transducer is as a signal source; Its follow-up modulate circuit comprises that amplification, the filter of electric charge make an uproar and processing such as digital-to-analogue conversion, and this just needs the extra voltage source that provides.Thus, make that the electric supply installation of sensing system is complicated.And, when considering the application of sensor prospect, only consider the analysis of its signal, its other electric energy that change into like light, mechanical homenergic of realizing then do not have the scheme of rational Application.
On the other hand, transducer can be realized the conversion of other forms of energy into electrical power realizing can be used as energy converter aspect the Conversion of energy.In the exploitation of low-carbon (LC) new forms of energy, this power conversion can be applied in the TRT as potential new forms of energy.With the piezoelectric transducer is example; Many application prospects mainly are to utilize the highway pavement vibrating energy piezoelectric power generating to be used for the luminaire for road and street lighting system at present; Realize the collection of device realization energy such as piezoelectricity floor, heat-insulating shoe, mainly be confined to the direct application of energy or the storage of energy.
Transducer and electric organ all are to have as independent equipment to use or application prospect.Sensing system all needs direct current or alternating voltage device that the power supply of its signal processing circuit is provided, and portable, the green poor performance of bringing thus is to the environmental requirement height.Sensing system also is the transducer that mechanical energy converts electric energy into, this energy is not rationally utilized, and causes the loss of energy.The present sensing or the function singleness of generating element are often only from realizing simple targets such as sensing or electricity generate function.
So far, still transducer and TRT are not used in combination, promptly the signal to its generation carries out memory by using when realizing sensing, and the output signal can store or launch through wireless launcher, receives via the energy receiving system.The switching energy of transducer is not applied on the energy requirement of himself at present yet.
Summary of the invention
The object of the invention is intended to solve at least one of above-mentioned technological deficiency; The special switching energy that is directed against transducer is applied on the energy requirement of himself; Realize electricity generate function when satisfying the sensing purpose; To realize the generation mode of energy-saving and environmental protection, the sensing system that a kind of integrated wireless energy transmits and receives device has been proposed.
For realizing above-mentioned purpose; An aspect of embodiments of the invention has proposed a kind of sensing system of integrated wireless energy emitter; The wireless energy emitter is integrated in sensing system, and the energy that the sensing transducing is produced is as the energy source of the signal processing circuit of said sensing system.
According to embodiments of the invention, said sensing system comprises: sensing element, and said sensing element can be responded to by source signal to external world, can source signal be the signal of telecommunication to change said; Rectifier filter, said rectifier filter carries out rectifying and wave-filtering to the said signal of telecommunication, to obtain the charging current of steady and continuous; Voltage adjuster, said voltage adjuster is adjusted to predetermined voltage with said charging current; Energy accumulator, said energy accumulator is stored the said charging current of predetermined voltage with the chemical energy form; And rectification adverser, the required energy source of signal processing circuit that said rectification adverser is said sensing system with said chemical energy inversion, wherein signal processing circuit comprises said rectifier filter and said voltage adjuster.
During energy that the energy that produces when said sensing system sensing transducing needs greater than the signal processing circuit of said sensing system, utilize said wireless launcher that dump energy is launched and supply other loads to use.
Said wireless energy emitter transmits the energy that said sensing system produces through wireless electromagnetic energy transmission mode.
The sensing system that has proposed a kind of integrated wireless energy receiving system on the other hand of embodiments of the invention; The wireless energy receiving system is integrated in sensing system, and the energy that the sensing transducing is produced is as the energy source of the signal processing circuit of said sensing system.
According to embodiments of the invention, said sensing system comprises: sensing element, and said sensing element can be responded to by source signal to external world, can source signal be the signal of telecommunication to change said; Rectifier filter, said rectifier filter carries out rectifying and wave-filtering to the said signal of telecommunication, to obtain the charging current of steady and continuous; Voltage adjuster, said voltage adjuster is adjusted to predetermined voltage with said charging current; Energy accumulator, said energy accumulator is stored the said charging current of predetermined voltage with the chemical energy form; And rectification adverser, the required energy source of signal processing circuit that said rectification adverser is said sensing system with said chemical energy inversion, wherein signal processing circuit comprises said rectifier filter and said voltage adjuster.
During energy that the energy that produces when said sensing system sensing transducing needs less than the signal processing circuit of said sensing system, utilize said wireless energy receiving system from the outside energy source received energy.
The energy that the signal processing circuit of said sensing system needs provides through the energy of said sensing system sensing transducing generation and/or the energy of said wireless energy receiving system reception from the outside energy source.
And said wireless energy receiving system receives the energy in outside energy source through wireless electromagnetic energy transmission mode.
The one side again of embodiments of the invention has proposed a kind of sensing system, and said sensing system comprises: sensing element, and said sensing element can be responded to by source signal to external world, can source signal be the signal of telecommunication to change said; Rectifier filter, said rectifier filter carries out rectifying and wave-filtering to the said signal of telecommunication, to obtain the charging current of steady and continuous; Voltage adjuster, said voltage adjuster is adjusted to predetermined voltage with said charging current; Energy accumulator, said energy accumulator is stored the said charging current of predetermined voltage with the chemical energy form; And rectification adverser, said rectification adverser is the required energy of load with said chemical energy inversion.
The sensing system that provides according to the embodiment of the invention, rationally sensing and the electricity generate function with sensing element combines, and the energy that the sensing transducing produces can be used as the energy source of himself signal processing circuit or other loads, realizes that energy-conservation green generates electricity and sensing.
In addition, sensing element and wireless energy are transmitted and received device integrate, to realize the wireless transmission of energy.When the sensing power consumption of sensing element during greater than energy that himself provided, can receive extraneous emitted energy by the wireless energy receiving device, omit the voltage source of big volume, reduced environment requirement.
When the power consumption of the sensing function of sensing element during less than energy that himself provided, can dump energy be launched by the wireless energy ballistic device, supply other purposes to use.Utilize the sensing and the power generation performance of sensing element, make it in use to combine, when satisfying the sensing purpose, realize electricity generate function, to realize the generation mode of energy-saving and environmental protection.
The such scheme that the present invention proposes, very little to the change of existing system, can not influence the compatibility of system, and realize simple, efficient.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously with easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structured flowchart according to the sensing system of the embodiment of the invention;
Fig. 2 is the structured flowchart of the sensing system of the integrated wireless energy emitter of enforcement according to the present invention;
Fig. 3 is the structured flowchart of the sensing system of the integrated wireless energy receiving system of enforcement according to the present invention;
Fig. 4 is for transmitting and receiving the transmission of power sketch map of device and sensing system according to embodiment of the invention wireless energy.
Embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
With reference to figure 1, this figure is the structured flowchart according to the sensing system of the embodiment of the invention.
As shown in Figure 1, the sensing system of the embodiment of the invention comprises that said sensing system comprises transducer 2, energy accumulator 3 and rectification adverser 4.Wherein, transducer 2 comprises sensing element 22, rectifier filter 24 and voltage adjuster 26.
Sensing element 22 to external world can source signal, and for example signals such as power, light, heat are responded to, and to change said can source signal be the signal of telecommunication.But this signal does not have the trickle charge electric current of stable long period, therefore need utilize 24 pairs of these signals of telecommunication of rectifier filter to carry out rectifying and wave-filtering, to obtain the charging current of steady and continuous.And, the charging current of rectifier filter 24 outputs is adjusted to predetermined voltage by voltage adjuster 26.
3 of energy accumulators are stored the charging current of the predetermined voltage of voltage adjuster 26 outputs with the chemical energy form; Energy accumulator 3 can for example be equipment such as storage battery, and wherein the capacity of energy accumulator 3 and other characterisitic parameter can be according to the sizes of transducer 2 transducings and choose reasonable.
The energy of chemical energy form can further pass through rectification adverser 4, thereby is that required interchange of load 10 or direct currents are supplied with other loads users and used with the chemical energy inversion.
When rectification adverser 4 with chemical energy be reverse into the required electric energy of transducer 2, when offering transducer 2; Thereby the energy that the sensing system transducing produces can be as the energy source of himself signal processing circuit; Wherein signal processing circuit can comprise rectifier filter 24, voltage adjuster 26 and the follow-up modulate circuit of other transducer, and for example electric charge amplifies, filter is made an uproar and treatment circuit (not shown) such as digital-to-analogue conversion.Required electricity device or circuit supply when certainly, the electric energy of rectification adverser 4 output also can be connected with its signal processing circuit for sensing element 22.
Comparing the moment sensor system needs direct current or alternating voltage device that the power supply of its signal processing circuit is provided, and portable performance of the present invention is good, and lower to environmental requirement.
Fig. 2 shows the structured flowchart of sensing system of the integrated wireless energy emitter of the embodiment of the invention.Shown in figure, wireless energy emitter 5 is integrated in sensing system, the energy that sensing system sensing transducing is produced is as the energy source of himself signal processing circuit.
In conjunction with shown in Figure 4, sensing system is for realizing the purpose of sensing, and its signal processing circuit need consume outside energy, and this energy can provide through the energy that himself produced.
According to the embodiment of the invention, sensing system and wireless energy emitter 5 are integrated, the electric charge that the sensing element of sensing system produces transmits through wireless electromagnetic energy transmission mode.Its energy that sensing transducing is produced can be used as the energy source of himself signal processing circuit.The energy that produces when sensing system sensing transducing is greater than the sensing power consumption of its sensing element, promptly its signal processing circuit need energy the time, utilize wireless energy emitter 5 that dump energy is launched, use for other equipment.
Can know that in conjunction with Fig. 4 wireless energy emitter 5 can be transmitted to the dump energy in the storage battery homenergic memory 4 external loading or energy storing device 6.Wireless energy emitter 5 can be through the energy of wireless electromagnetic energy transmission mode transmission sensor system generation.Wireless energy emitter 5 is devices that dump energy is transferred out, and this energy can be used as the outside energy source and supplies other power consumption loads to use, and launches via wireless transmission methods such as energy cell site such as radio frequencies.
The sensing system that discloses a kind of integrated wireless energy receiving system on the other hand of the embodiment of the invention, Fig. 3 shows the structural representation of the transducer of above-mentioned integrated wireless energy receiving system.As shown in Figure 3, wireless energy receiving system 7 is integrated in sensing system, the energy that the sensing transducing is produced is as the energy source of the signal processing circuit of sensing system.
The energy that produces when sensing system sensing transducing when the energy that promptly himself provides can not have been satisfied the demand, receives the energy source 8 that comes from the outside by wireless energy receiving system 7 during less than the sensing power consumption of its sensing element.Wherein, outside energy source 8 is the energy via electromagnetic transmission.Thus, can omit the voltage source of big volume, reduce environment requirement.
Outside energy source 8 is energy emission power station in general, the transmission of power of fixing a point between this energy cell site and the wireless energy receiver 7; In addition, this structure can also be integrated with the device that various power conversion with other are electric energy, is that the device of electric energy has the device that mechanical energy, solar energy, wind energy etc. is converted into electric energy with other energy conversion.
Specifically, in conjunction with shown in Figure 4, sensing system is for realizing the purpose of sensing, and its signal processing circuit need consume outside energy.This energy can be through the energy that himself produced, and also can receive the energy source 8 that comes from the outside through wireless energy receiving system 7, for example the energy of energy cell site or integrated transducing head.
According to the embodiment of the invention, sensing system and wireless energy receiving system 7 and wireless energy emitter 5 are integrated, the electric charge that the sensing element of sensing system produces transmits through wireless electromagnetic energy transmission mode.Its energy that sensing transducing is produced can be used as the energy source of himself signal processing circuit.The energy that produces when sensing system sensing transducing is greater than the sensing power consumption of its sensing element, promptly its signal processing circuit need energy the time, utilize wireless energy emitter 5 that dump energy is launched, use for other equipment.Can know that in conjunction with Fig. 4 wireless energy emitter 5 can be transmitted to wireless energy receiving system 7 and/or external loading or energy storing device 6 with dump energy.
The energy that produces when sensing system sensing transducing when the energy that promptly himself provides can not have been satisfied the demand, receives the energy source 8 that comes from the outside by wireless energy receiving system 7 during less than the sensing power consumption of its sensing element.Wherein, outside energy source 8 is the energy via electromagnetic transmission.Thus, can omit the voltage source of big volume, reduce environment requirement.
Be greater than or less than at the energy that sensing system sensing transducing produces under the prerequisite of sensing power consumption of its sensing element; What control was 1. and 2. corresponding opens or off-state; Thereby confirm to launch, still received the external energy in outside energy source 8 by wireless energy receiving system 7 by the dump energy of wireless energy emitter self commutated inverter 4 in 5 future.
Preferably, the sensing element of sensing system comprises pressure sensor, piezoelectric transducer or magnetometric sensor.The transducer of the above-mentioned type all can be mutually integrated with wireless energy emitter and/or wireless energy receiving system, realizes the function that relates in the foregoing description.
The integrated wireless energy that provides according to the embodiment of the invention transmits and receives the sensing system of device, and rationally sensing and the electricity generate function with sensing element combines, and realizes that energy-conservation green generates electricity and sensing.Sensing element and wireless energy are transmitted and received the system integration be in the same place, to realize the wireless transmission of energy.
When the sensing power consumption of sensing element during greater than energy that himself provided, can receive extraneous emitted energy by the wireless energy receiving device, omit the voltage source of big volume, reduced environment requirement.When the power consumption of the sensing function of sensing element during less than energy that himself provided, can dump energy be launched by the wireless energy ballistic device, supply other purposes to use.Utilize the sensing and the power generation performance of sensing element, make it in use to combine, when satisfying the sensing purpose, realize electricity generate function, to realize the generation mode of energy-saving and environmental protection.
One of ordinary skill in the art will appreciate that and realize that all or part of step that the foregoing description method is carried is to instruct relevant hardware to accomplish through program; Described program can be stored in a kind of computer-readable recording medium; This program comprises one of step or its combination of method embodiment when carrying out.
In addition, each functional unit in each embodiment of the present invention can be integrated in the processing module, also can be that the independent physics in each unit exists, and also can be integrated in the module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, also can adopt the form of software function module to realize.If said integrated module realizes with the form of software function module and during as independently production marketing or use, also can be stored in the computer read/write memory medium.
The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
The above only is a preferred implementation of the present invention; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; Can also make some improvement and retouching, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (11)
1. a sensing system is characterized in that, said sensing system comprises:
Sensing element, said sensing element can be responded to by source signal to external world, can source signal be the signal of telecommunication to change said;
Rectifier filter, said rectifier filter carries out rectifying and wave-filtering to the said signal of telecommunication, to obtain the charging current of steady and continuous;
Voltage adjuster, said voltage adjuster is adjusted to predetermined voltage with said charging current;
Energy accumulator, said energy accumulator is stored the said charging current of predetermined voltage with the chemical energy form; And
Rectification adverser, said rectification adverser is the required energy of load with said chemical energy inversion.
2. transducer as claimed in claim 1 is characterized in that, said load comprises said rectifier filter and said voltage adjuster.
3. the sensing system of an integrated wireless energy emitter; It is characterized in that; Wireless energy emitter and sensing system integrate, and the energy that said sensing system sensing transducing produces is as the energy source of the signal processing circuit of said sensing system.
4. sensing system as claimed in claim 3 is characterized in that, said sensing system comprises:
Sensing element, said sensing element can be responded to by source signal to external world, can source signal be the signal of telecommunication to change said;
Rectifier filter, said rectifier filter carries out rectifying and wave-filtering to the said signal of telecommunication, to obtain the charging current of steady and continuous;
Voltage adjuster, said voltage adjuster is adjusted to predetermined voltage with said charging current;
Energy accumulator, said energy accumulator is stored the said charging current of predetermined voltage with the chemical energy form; And
Rectification adverser, the required energy source of signal processing circuit that said rectification adverser is said sensing system with said chemical energy inversion, wherein signal processing circuit comprises said rectifier filter and said voltage adjuster.
5. like claim 3 or 4 described sensing systems; It is characterized in that; The energy that produces when said sensing system sensing transducing utilizes said wireless energy emitter that dump energy is launched and supplies other loads to use during greater than the required energy of the signal processing circuit of said sensing system.
6. sensing system as claimed in claim 5 is characterized in that, said wireless energy emitter transmits the energy that said sensing system produces through wireless electromagnetic energy transmission mode.
7. the sensing system of an integrated wireless energy receiving system; It is characterized in that; Wireless energy receiving system and said sensing system integrate, and the energy that said sensing system sensing transducing produces is as the energy source of the signal processing circuit of said sensing system.
8. sensing system as claimed in claim 7 is characterized in that, said sensing system comprises:
Sensing element, said sensing element can be responded to by source signal to external world, can source signal be the signal of telecommunication to change said;
Rectifier filter, said rectifier filter carries out rectifying and wave-filtering to the said signal of telecommunication, to obtain the charging current of steady and continuous;
Voltage adjuster, said voltage adjuster is adjusted to predetermined voltage with said charging current;
Energy accumulator, said energy accumulator is stored the said charging current of predetermined voltage with the chemical energy form; And
Rectification adverser, the required energy source of signal processing circuit that said rectification adverser is said sensing system with said chemical energy inversion, wherein signal processing circuit comprises said rectifier filter and said voltage adjuster.
9. like claim 7 or 8 described transducers; It is characterized in that; The energy that produces when said sensing system sensing transducing is during less than the required energy of the signal processing circuit of said sensing system, utilize said wireless energy receiving system from the outside energy source received energy.
10. transducer as claimed in claim 9 is characterized in that, said wireless energy receiving system receives the energy in outside energy source through wireless electromagnetic energy transmission mode.
11. like claim 7 or 8 described sensing systems; It is characterized in that the required energy of the signal processing circuit of said sensing system is provided by the energy of said sensing system generation and/or the energy of said wireless energy receiving system reception from the outside energy source.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102868235A (en) * | 2012-08-31 | 2013-01-09 | 中国科学院电工研究所 | Radio energy transmission system and method |
| CN103269132A (en) * | 2013-05-23 | 2013-08-28 | 北京赛易科信息技术有限公司 | Sensor power supply method and power supply device |
| CN104066259A (en) * | 2014-07-17 | 2014-09-24 | 慈溪锐恩电子科技有限公司 | Piezoelectric induction remotely-controlled LED lamp and method thereof |
| CN108565991A (en) * | 2018-06-08 | 2018-09-21 | 昆明理工大学 | A kind of ultrasonic wave charging unit applied to underwater measurement devices |
| CN110856138A (en) * | 2019-11-25 | 2020-02-28 | 北京中科启林科技有限公司 | Self-driven wireless sensing system and control method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102868235A (en) * | 2012-08-31 | 2013-01-09 | 中国科学院电工研究所 | Radio energy transmission system and method |
| CN102868235B (en) * | 2012-08-31 | 2015-01-07 | 中国科学院电工研究所 | Radio energy transmission system and method |
| CN103269132A (en) * | 2013-05-23 | 2013-08-28 | 北京赛易科信息技术有限公司 | Sensor power supply method and power supply device |
| CN103269132B (en) * | 2013-05-23 | 2015-07-08 | 北京赛易科信息技术有限公司 | Sensor power supply method and power supply device |
| CN104066259A (en) * | 2014-07-17 | 2014-09-24 | 慈溪锐恩电子科技有限公司 | Piezoelectric induction remotely-controlled LED lamp and method thereof |
| CN108565991A (en) * | 2018-06-08 | 2018-09-21 | 昆明理工大学 | A kind of ultrasonic wave charging unit applied to underwater measurement devices |
| CN110856138A (en) * | 2019-11-25 | 2020-02-28 | 北京中科启林科技有限公司 | Self-driven wireless sensing system and control method thereof |
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